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Finding the Fourth Proportional to 40,565.72, 55,964.04 and 24,647.60

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Solution

The fourth proportional to 40,565.72, 55,964.04 and 24,647.60 is: 34,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,565.72 : 55,964.04 = 24,647.60 : x
  2. Step 2: Convert to fraction form
    40,565.72/55,964.04 = 24,647.60/x
  3. Step 3: Cross multiply
    40,565.72x = 55,964.04 × 24,647.60
  4. Step 4: Simplify right side
    40,565.72x = 1,379,379,272.30
  5. Step 5: Solve for x
    x = 1,379,379,272.30/40,565.72
  6. Step 6: Final answer
    x = 34,003.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.